Collator::Result Collator::collate(const UChar* lhs, size_t lhsLength, const UChar* rhs, size_t rhsLength) const
{
if (!m_collator)
createCollator();
return static_cast<Result>(ucol_strcoll(m_collator, lhs, lhsLength, rhs, rhsLength));
}
Collator::Result Collator::collate(const UChar* lhs, size_t lhsLength, const UChar* rhs, size_t rhsLength) const
{
#ifndef USE_TI_UCOL_REPLACEMENTS
if (!m_collator)
createCollator();
return static_cast<Result>(ucol_strcoll(m_collator, lhs, lhsLength, rhs, rhsLength));
#else
RetainPtr<CFStringRef> localeStr = CFStringCreateWithCString(NULL, m_locale, kCFStringEncodingASCII);
RetainPtr<CFLocaleRef> locale = CFLocaleCreate(NULL, localeStr.get());
if (!locale) {
locale = CFLocaleCopyCurrent();
}
// We assume that lhsLength/rhsLength != -1, which is reasonable based on the source.
RetainPtr<CFStringRef> lhsRef = CFStringCreateWithCharacters(NULL, (const UniChar*)lhs, lhsLength);
RetainPtr<CFStringRef> rhsRef = CFStringCreateWithCharacters(NULL, (const UniChar*)rhs, rhsLength);
return static_cast<Result>(CFStringCompareWithOptionsAndLocale(lhsRef.get(),
rhsRef.get(),
CFRangeMake(0, CFStringGetLength(lhsRef.get())),
kCFCompareLocalized,
locale.get()));
#endif
}
JSValue IntlCollator::compareStrings(ExecState& state, StringView x, StringView y)
{
// 10.3.4 CompareStrings abstract operation (ECMA-402 2.0)
if (!m_collator) {
createCollator(state);
if (!m_collator)
return state.vm().throwException(&state, createError(&state, ASCIILiteral("Failed to compare strings.")));
}
UErrorCode status = U_ZERO_ERROR;
UCharIterator iteratorX = createIterator(x);
UCharIterator iteratorY = createIterator(y);
auto result = ucol_strcollIter(m_collator, &iteratorX, &iteratorY, &status);
if (U_FAILURE(status))
return state.vm().throwException(&state, createError(&state, ASCIILiteral("Failed to compare strings.")));
return jsNumber(result);
}
